Optical element
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United States of America Patent
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Feb 10, 2009
Grant Date -
Dec 13, 2007
app pub date -
Apr 30, 2007
filing date -
Feb 2, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
(x, y) two dimensionally on an XY plane. Each individual cell is made of a light transmitting material and has a specific amplitude and a specific phase defined therein. The individual cell has a specific optical characteristic such that when predetermined incident light is provided from the upper surface of the cell, reflection emitted light, with which amplitude and phase of the incident light have been changed in accordance with the specific amplitude and the specific phase defined in the cell, is obtained from the upper surface of the cell.
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